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. 2019 Jan 25;6(7):1802093. doi: 10.1002/advs.201802093

Table 1.

Calculated interfacial hybridizations: binding energy, charge transfer, and interfacial distance of different heterostructures, between MoS2 and metallic substrates. The binding energy is the energy difference of the heterostructure and its individual components. All charge transfers are from the substrate to 1H‐MoS2. The interfacial distance is defined as the distance between the highest atomic layer of substrate and the lowest atomic layer of MoS2

Binding energy [meV Å−2] Charge transfer [e f.u.−1] Interfacial distance [Å]
MoS2/graphene
(4 × 4/33 × 33)a)
−20.5 0.005 3.38
MoS2/Au
(8 × 8/9 × 9)
−55.7 0.017 2.68
MoS2/Ag
(8 × 8/9 × 9)
−62.5 0.071 2.50
MoS2/Cu
(4 × 4/5 × 5)
−90.8 0.126 2.16
MoS2/Cu(MD)
(4 × 4/5 × 5)
−93.3 0.154 1.78
a)

The in‐plane size of MoS2 or substrate supercell used to compose the heterostructure. MoS2/Cu (MD) denotes the MoS2/Cu after molecular dynamics simulations to imitate the high‐temperature annealing process.